Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

for extended days

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "for extended days" is correct and usable in written English.
It can be used to refer to a duration of time that is longer than usual or expected, often in contexts related to events, activities, or conditions. Example: "The event will be open for extended days to accommodate more visitors."

✓ Grammatically correct

Science

News & Media

Wiki

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

Moreover, in areas where water scarcity is the biggest challenge, camels are quite adapted and can stay for extended days without water (Farah 1996).

Human-verified similar examples from authoritative sources

Similar Expressions

57 human-written examples

CIRs and their trailing high-speed streams (HSSs), on the other hand, are responsible for recurrent small geomagnetic storms and extended days of auroral zone activity, respectively.

This allowed for continuous monitoring of locomotor activity for extended durations (>45 days) under normal light/dark (L/D) cycles, as well as in constant darkness (D/D) and constant light (L/L).

When neurons were cultured for extended periods (>20 days in vitro), we observed that ∼50% of Purkinje neurons spontaneously fired more similar to acutely isolated Purkinje neurons (Raman and Bean, 1999) and cultured Purkinje neurons (Gruol and Franklin, 1987).

Science

eLife

Based on the viability studies and to permit the adequate time required to evaluate osteogenic differentiation, we chose to use the 50% BCM for short term (≤ 7 days) studies, including viability and apoptosis, and 25% BCM for extended experiments (≥ 7 days), those related to evaluating osteogenic differentiation.

22 cells were recorded across at least 2 consecutive days (15 were recorded for three or more days, and three were stably recorded for 14 or more days. Initial head direction remained stable across days, even for extended recordings), indicating no effect of time or sleep/wake cycle on their preferred directionality.

Science

eLife

Prescriptions for extended PEP (total 28-day course) were refilled every seven days through the clinical trial pharmacy if the treating clinician recommended it.

Its reputation is unlikely to be burnished by the fact that residents of greater Tokyo and elsewhere, as well as businesses, were told to brace for extended power cuts in coming days.

News & Media

The Economist

To make up for the limited duration of the exhibition (which was originally scheduled to run through June), the museum will be open seven days a week for extended hours, including until 9 p.m. on Wednesday, Friday, Saturday and Sunday.

News & Media

The New York Times

A drop-off occurred, in spite of private donations that keep class sizes small, allow for an extended school day and an 11-month school year, and offer students incentives for good performance like trips to the Galápagos Islands or Disney World.

News & Media

The New York Times

Mixtures of LNH/CHNH are quite stable despite large numbers of cycles (N > 900 cycles), and aging at elevated temperature for extended periods of time (t > 250 days).

Show more...

Expert writing Tips

Best practice

When using "for extended days", ensure the context clearly indicates what is being extended. This provides clarity and avoids ambiguity in your writing.

Common error

Avoid using "for extended days" when a more specific timeframe is known. If you know it's "for five days", use that instead of the less precise 'extended'.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

78%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "for extended days" primarily functions as an adverbial phrase, modifying a verb or clause to indicate duration. Ludwig AI confirms its usability and provides relevant examples.

Expression frequency: Rare

Frequent in

Science

35%

News & Media

33%

Wiki

32%

Less common in

Formal & Business

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "for extended days" functions as an adverbial phrase denoting duration, primarily used in science, news and media, and Wiki contexts. Ludwig AI indicates the phrase is grammatically correct and usable. Although its frequency is rare, it serves to emphasize that an activity or state lasts longer than expected. Related phrases include "for a prolonged period" and "for several days". While grammatically sound, it's important to be precise when a specific duration is known, rather than relying on the more general term 'extended'.

FAQs

How can I use "for extended days" in a sentence?

You can use "for extended days" to describe a situation where something lasts longer than a typical day. For example: "The museum will be open "for extended days" to accommodate more visitors".

What's a more formal alternative to "for extended days"?

A more formal alternative would be "for a prolonged period" or "for an extended duration", both emphasizing the length of time.

Is it better to say "for extended days" or "for a few days"?

It depends on the context. "For a few days" is more specific, while ""for extended days"" implies a duration longer than what's typically expected but isn't precise. If you know the exact number of days, use that.

How does "for extended days" differ from "over several days"?

"For extended days" is more about the idea of duration being prolonged, while "over several days" simply indicates that something happens across multiple days.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

78%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Most frequent sentences: